package demo2;
//键盘
public class KeyBorad implements IUSB {
    @Override
    public void openDevice() {
        System.out.println("打开键盘");
    }
    //使用键盘
    public void inPut() {
        System.out.println("正在从键盘输入...");
    }
    @Override
    public void colseDevice() {
        System.out.println("关闭键盘");
    }
}
